201785969

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 274409856

約数和(自身を除く): 72623887

約数列:

[1, 7, 11, 23, 41, 49, 77, 161, 253, 287, 397, 451, 539, 943, 1127, 1771, 2009, 2779, 3157, 4367, 6601, 9131, 10373, 12397, 16277, 19453, 22099, 30569, 46207, 63917, 72611, 100441, 113939, 179047, 213983, 374371, 447419, 508277, 703087, 797573, 1253329, 2620597, 4118081, 4921609, 8773303, 18344179, 28826567, 201785969]

約数ペア:

[(1, 201785969), (7, 28826567), (11, 18344179), (23, 8773303), (41, 4921609), (49, 4118081), (77, 2620597), (161, 1253329), (253, 797573), (287, 703087), (397, 508277), (451, 447419), (539, 374371), (943, 213983), (1127, 179047), (1771, 113939), (2009, 100441), (2779, 72611), (3157, 63917), (4367, 46207), (6601, 30569), (9131, 22099), (10373, 19453), (12397, 16277)]